diff options
Diffstat (limited to 'drivers/platform/x86/dell/alienware-wmi.c')
| -rw-r--r-- | drivers/platform/x86/dell/alienware-wmi.c | 577 |
1 files changed, 501 insertions, 76 deletions
diff --git a/drivers/platform/x86/dell/alienware-wmi.c b/drivers/platform/x86/dell/alienware-wmi.c index f5ee62ce1753..77465ed9b449 100644 --- a/drivers/platform/x86/dell/alienware-wmi.c +++ b/drivers/platform/x86/dell/alienware-wmi.c @@ -8,8 +8,11 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/acpi.h> +#include <linux/bitfield.h> +#include <linux/bits.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/platform_profile.h> #include <linux/dmi.h> #include <linux/leds.h> @@ -25,6 +28,13 @@ #define WMAX_METHOD_AMPLIFIER_CABLE 0x6 #define WMAX_METHOD_DEEP_SLEEP_CONTROL 0x0B #define WMAX_METHOD_DEEP_SLEEP_STATUS 0x0C +#define WMAX_METHOD_THERMAL_INFORMATION 0x14 +#define WMAX_METHOD_THERMAL_CONTROL 0x15 +#define WMAX_METHOD_GAME_SHIFT_STATUS 0x25 + +#define WMAX_THERMAL_MODE_GMODE 0xAB + +#define WMAX_FAILURE_CODE 0xFFFFFFFF MODULE_AUTHOR("Mario Limonciello <mario.limonciello@outlook.com>"); MODULE_DESCRIPTION("Alienware special feature control"); @@ -32,6 +42,14 @@ MODULE_LICENSE("GPL"); MODULE_ALIAS("wmi:" LEGACY_CONTROL_GUID); MODULE_ALIAS("wmi:" WMAX_CONTROL_GUID); +static bool force_platform_profile; +module_param_unsafe(force_platform_profile, bool, 0); +MODULE_PARM_DESC(force_platform_profile, "Forces auto-detecting thermal profiles without checking if WMI thermal backend is available"); + +static bool force_gmode; +module_param_unsafe(force_gmode, bool, 0); +MODULE_PARM_DESC(force_gmode, "Forces G-Mode when performance profile is selected"); + enum INTERFACE_FLAGS { LEGACY, WMAX, @@ -49,11 +67,60 @@ enum WMAX_CONTROL_STATES { WMAX_SUSPEND = 3, }; +enum WMAX_THERMAL_INFORMATION_OPERATIONS { + WMAX_OPERATION_SYS_DESCRIPTION = 0x02, + WMAX_OPERATION_LIST_IDS = 0x03, + WMAX_OPERATION_CURRENT_PROFILE = 0x0B, +}; + +enum WMAX_THERMAL_CONTROL_OPERATIONS { + WMAX_OPERATION_ACTIVATE_PROFILE = 0x01, +}; + +enum WMAX_GAME_SHIFT_STATUS_OPERATIONS { + WMAX_OPERATION_TOGGLE_GAME_SHIFT = 0x01, + WMAX_OPERATION_GET_GAME_SHIFT_STATUS = 0x02, +}; + +enum WMAX_THERMAL_TABLES { + WMAX_THERMAL_TABLE_BASIC = 0x90, + WMAX_THERMAL_TABLE_USTT = 0xA0, +}; + +enum wmax_thermal_mode { + THERMAL_MODE_USTT_BALANCED, + THERMAL_MODE_USTT_BALANCED_PERFORMANCE, + THERMAL_MODE_USTT_COOL, + THERMAL_MODE_USTT_QUIET, + THERMAL_MODE_USTT_PERFORMANCE, + THERMAL_MODE_USTT_LOW_POWER, + THERMAL_MODE_BASIC_QUIET, + THERMAL_MODE_BASIC_BALANCED, + THERMAL_MODE_BASIC_BALANCED_PERFORMANCE, + THERMAL_MODE_BASIC_PERFORMANCE, + THERMAL_MODE_LAST, +}; + +static const enum platform_profile_option wmax_mode_to_platform_profile[THERMAL_MODE_LAST] = { + [THERMAL_MODE_USTT_BALANCED] = PLATFORM_PROFILE_BALANCED, + [THERMAL_MODE_USTT_BALANCED_PERFORMANCE] = PLATFORM_PROFILE_BALANCED_PERFORMANCE, + [THERMAL_MODE_USTT_COOL] = PLATFORM_PROFILE_COOL, + [THERMAL_MODE_USTT_QUIET] = PLATFORM_PROFILE_QUIET, + [THERMAL_MODE_USTT_PERFORMANCE] = PLATFORM_PROFILE_PERFORMANCE, + [THERMAL_MODE_USTT_LOW_POWER] = PLATFORM_PROFILE_LOW_POWER, + [THERMAL_MODE_BASIC_QUIET] = PLATFORM_PROFILE_QUIET, + [THERMAL_MODE_BASIC_BALANCED] = PLATFORM_PROFILE_BALANCED, + [THERMAL_MODE_BASIC_BALANCED_PERFORMANCE] = PLATFORM_PROFILE_BALANCED_PERFORMANCE, + [THERMAL_MODE_BASIC_PERFORMANCE] = PLATFORM_PROFILE_PERFORMANCE, +}; + struct quirk_entry { u8 num_zones; u8 hdmi_mux; u8 amplifier; u8 deepslp; + bool thermal; + bool gmode; }; static struct quirk_entry *quirks; @@ -64,6 +131,8 @@ static struct quirk_entry quirk_inspiron5675 = { .hdmi_mux = 0, .amplifier = 0, .deepslp = 0, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_unknown = { @@ -71,6 +140,8 @@ static struct quirk_entry quirk_unknown = { .hdmi_mux = 0, .amplifier = 0, .deepslp = 0, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_x51_r1_r2 = { @@ -78,6 +149,8 @@ static struct quirk_entry quirk_x51_r1_r2 = { .hdmi_mux = 0, .amplifier = 0, .deepslp = 0, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_x51_r3 = { @@ -85,6 +158,8 @@ static struct quirk_entry quirk_x51_r3 = { .hdmi_mux = 0, .amplifier = 1, .deepslp = 0, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_asm100 = { @@ -92,6 +167,8 @@ static struct quirk_entry quirk_asm100 = { .hdmi_mux = 1, .amplifier = 0, .deepslp = 0, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_asm200 = { @@ -99,6 +176,8 @@ static struct quirk_entry quirk_asm200 = { .hdmi_mux = 1, .amplifier = 0, .deepslp = 1, + .thermal = false, + .gmode = false, }; static struct quirk_entry quirk_asm201 = { @@ -106,6 +185,26 @@ static struct quirk_entry quirk_asm201 = { .hdmi_mux = 1, .amplifier = 1, .deepslp = 1, + .thermal = false, + .gmode = false, +}; + +static struct quirk_entry quirk_g_series = { + .num_zones = 2, + .hdmi_mux = 0, + .amplifier = 0, + .deepslp = 0, + .thermal = true, + .gmode = true, +}; + +static struct quirk_entry quirk_x_series = { + .num_zones = 2, + .hdmi_mux = 0, + .amplifier = 0, + .deepslp = 0, + .thermal = true, + .gmode = false, }; static int __init dmi_matched(const struct dmi_system_id *dmi) @@ -116,68 +215,158 @@ static int __init dmi_matched(const struct dmi_system_id *dmi) static const struct dmi_system_id alienware_quirks[] __initconst = { { - .callback = dmi_matched, - .ident = "Alienware X51 R3", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51 R3"), - }, - .driver_data = &quirk_x51_r3, - }, + .callback = dmi_matched, + .ident = "Alienware ASM100", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "ASM100"), + }, + .driver_data = &quirk_asm100, + }, + { + .callback = dmi_matched, + .ident = "Alienware ASM200", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "ASM200"), + }, + .driver_data = &quirk_asm200, + }, + { + .callback = dmi_matched, + .ident = "Alienware ASM201", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "ASM201"), + }, + .driver_data = &quirk_asm201, + }, + { + .callback = dmi_matched, + .ident = "Alienware m17 R5", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m17 R5 AMD"), + }, + .driver_data = &quirk_x_series, + }, + { + .callback = dmi_matched, + .ident = "Alienware m18 R2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware m18 R2"), + }, + .driver_data = &quirk_x_series, + }, + { + .callback = dmi_matched, + .ident = "Alienware x15 R1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x15 R1"), + }, + .driver_data = &quirk_x_series, + }, + { + .callback = dmi_matched, + .ident = "Alienware x17 R2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware x17 R2"), + }, + .driver_data = &quirk_x_series, + }, + { + .callback = dmi_matched, + .ident = "Alienware X51 R1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51"), + }, + .driver_data = &quirk_x51_r1_r2, + }, + { + .callback = dmi_matched, + .ident = "Alienware X51 R2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51 R2"), + }, + .driver_data = &quirk_x51_r1_r2, + }, { - .callback = dmi_matched, - .ident = "Alienware X51 R2", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51 R2"), - }, - .driver_data = &quirk_x51_r1_r2, - }, + .callback = dmi_matched, + .ident = "Alienware X51 R3", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51 R3"), + }, + .driver_data = &quirk_x51_r3, + }, { - .callback = dmi_matched, - .ident = "Alienware X51 R1", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "Alienware X51"), - }, - .driver_data = &quirk_x51_r1_r2, - }, + .callback = dmi_matched, + .ident = "Dell Inc. G15 5510", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5510"), + }, + .driver_data = &quirk_g_series, + }, { - .callback = dmi_matched, - .ident = "Alienware ASM100", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "ASM100"), - }, - .driver_data = &quirk_asm100, - }, + .callback = dmi_matched, + .ident = "Dell Inc. G15 5511", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5511"), + }, + .driver_data = &quirk_g_series, + }, { - .callback = dmi_matched, - .ident = "Alienware ASM200", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "ASM200"), - }, - .driver_data = &quirk_asm200, - }, + .callback = dmi_matched, + .ident = "Dell Inc. G15 5515", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Dell G15 5515"), + }, + .driver_data = &quirk_g_series, + }, { - .callback = dmi_matched, - .ident = "Alienware ASM201", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Alienware"), - DMI_MATCH(DMI_PRODUCT_NAME, "ASM201"), - }, - .driver_data = &quirk_asm201, - }, - { - .callback = dmi_matched, - .ident = "Dell Inc. Inspiron 5675", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5675"), - }, - .driver_data = &quirk_inspiron5675, - }, + .callback = dmi_matched, + .ident = "Dell Inc. G3 3500", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "G3 3500"), + }, + .driver_data = &quirk_g_series, + }, + { + .callback = dmi_matched, + .ident = "Dell Inc. G3 3590", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "G3 3590"), + }, + .driver_data = &quirk_g_series, + }, + { + .callback = dmi_matched, + .ident = "Dell Inc. G5 5500", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "G5 5500"), + }, + .driver_data = &quirk_g_series, + }, + { + .callback = dmi_matched, + .ident = "Dell Inc. Inspiron 5675", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5675"), + }, + .driver_data = &quirk_inspiron5675, + }, {} }; @@ -214,15 +403,24 @@ struct wmax_led_args { u8 state; } __packed; +struct wmax_u32_args { + u8 operation; + u8 arg1; + u8 arg2; + u8 arg3; +}; + static struct platform_device *platform_device; static struct device_attribute *zone_dev_attrs; static struct attribute **zone_attrs; static struct platform_zone *zone_data; +static struct platform_profile_handler pp_handler; +static enum wmax_thermal_mode supported_thermal_profiles[PLATFORM_PROFILE_LAST]; static struct platform_driver platform_driver = { .driver = { - .name = "alienware-wmi", - } + .name = "alienware-wmi", + } }; static struct attribute_group zone_attribute_group = { @@ -292,7 +490,7 @@ static int alienware_update_led(struct platform_zone *zone) guid = WMAX_CONTROL_GUID; method_id = WMAX_METHOD_ZONE_CONTROL; - input.length = (acpi_size) sizeof(wmax_basic_args); + input.length = sizeof(wmax_basic_args); input.pointer = &wmax_basic_args; } else { legacy_args.colors = zone->colors; @@ -306,7 +504,7 @@ static int alienware_update_led(struct platform_zone *zone) guid = LEGACY_CONTROL_GUID; method_id = zone->location + 1; - input.length = (acpi_size) sizeof(legacy_args); + input.length = sizeof(legacy_args); input.pointer = &legacy_args; } pr_debug("alienware-wmi: guid %s method %d\n", guid, method_id); @@ -358,7 +556,7 @@ static int wmax_brightness(int brightness) .led_mask = 0xFF, .percentage = brightness, }; - input.length = (acpi_size) sizeof(args); + input.length = sizeof(args); input.pointer = &args; status = wmi_evaluate_method(WMAX_CONTROL_GUID, 0, WMAX_METHOD_BRIGHTNESS, &input, NULL); @@ -500,15 +698,15 @@ static void alienware_zone_exit(struct platform_device *dev) kfree(zone_attrs); } -static acpi_status alienware_wmax_command(struct wmax_basic_args *in_args, - u32 command, int *out_data) +static acpi_status alienware_wmax_command(void *in_args, size_t in_size, + u32 command, u32 *out_data) { acpi_status status; union acpi_object *obj; struct acpi_buffer input; struct acpi_buffer output; - input.length = (acpi_size) sizeof(*in_args); + input.length = in_size; input.pointer = in_args; if (out_data) { output.length = ACPI_ALLOCATE_BUFFER; @@ -541,8 +739,8 @@ static ssize_t show_hdmi_cable(struct device *dev, .arg = 0, }; status = - alienware_wmax_command(&in_args, WMAX_METHOD_HDMI_CABLE, - (u32 *) &out_data); + alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_HDMI_CABLE, &out_data); if (ACPI_SUCCESS(status)) { if (out_data == 0) return sysfs_emit(buf, "[unconnected] connected unknown\n"); @@ -562,8 +760,8 @@ static ssize_t show_hdmi_source(struct device *dev, .arg = 0, }; status = - alienware_wmax_command(&in_args, WMAX_METHOD_HDMI_STATUS, - (u32 *) &out_data); + alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_HDMI_STATUS, &out_data); if (ACPI_SUCCESS(status)) { if (out_data == 1) @@ -589,7 +787,8 @@ static ssize_t toggle_hdmi_source(struct device *dev, args.arg = 3; pr_debug("alienware-wmi: setting hdmi to %d : %s", args.arg, buf); - status = alienware_wmax_command(&args, WMAX_METHOD_HDMI_SOURCE, NULL); + status = alienware_wmax_command(&args, sizeof(args), + WMAX_METHOD_HDMI_SOURCE, NULL); if (ACPI_FAILURE(status)) pr_err("alienware-wmi: HDMI toggle failed: results: %u\n", @@ -642,8 +841,8 @@ static ssize_t show_amplifier_status(struct device *dev, .arg = 0, }; status = - alienware_wmax_command(&in_args, WMAX_METHOD_AMPLIFIER_CABLE, - (u32 *) &out_data); + alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_AMPLIFIER_CABLE, &out_data); if (ACPI_SUCCESS(status)) { if (out_data == 0) return sysfs_emit(buf, "[unconnected] connected unknown\n"); @@ -694,8 +893,8 @@ static ssize_t show_deepsleep_status(struct device *dev, struct wmax_basic_args in_args = { .arg = 0, }; - status = alienware_wmax_command(&in_args, WMAX_METHOD_DEEP_SLEEP_STATUS, - (u32 *) &out_data); + status = alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_DEEP_SLEEP_STATUS, &out_data); if (ACPI_SUCCESS(status)) { if (out_data == 0) return sysfs_emit(buf, "[disabled] s5 s5_s4\n"); @@ -723,8 +922,8 @@ static ssize_t toggle_deepsleep(struct device *dev, args.arg = 2; pr_debug("alienware-wmi: setting deep sleep to %d : %s", args.arg, buf); - status = alienware_wmax_command(&args, WMAX_METHOD_DEEP_SLEEP_CONTROL, - NULL); + status = alienware_wmax_command(&args, sizeof(args), + WMAX_METHOD_DEEP_SLEEP_CONTROL, NULL); if (ACPI_FAILURE(status)) pr_err("alienware-wmi: deep sleep control failed: results: %u\n", @@ -760,6 +959,213 @@ static int create_deepsleep(struct platform_device *dev) return ret; } +/* + * Thermal Profile control + * - Provides thermal profile control through the Platform Profile API + */ +#define WMAX_THERMAL_TABLE_MASK GENMASK(7, 4) +#define WMAX_THERMAL_MODE_MASK GENMASK(3, 0) +#define WMAX_SENSOR_ID_MASK BIT(8) + +static bool is_wmax_thermal_code(u32 code) +{ + if (code & WMAX_SENSOR_ID_MASK) + return false; + + if ((code & WMAX_THERMAL_MODE_MASK) >= THERMAL_MODE_LAST) + return false; + + if ((code & WMAX_THERMAL_TABLE_MASK) == WMAX_THERMAL_TABLE_BASIC && + (code & WMAX_THERMAL_MODE_MASK) >= THERMAL_MODE_BASIC_QUIET) + return true; + + if ((code & WMAX_THERMAL_TABLE_MASK) == WMAX_THERMAL_TABLE_USTT && + (code & WMAX_THERMAL_MODE_MASK) <= THERMAL_MODE_USTT_LOW_POWER) + return true; + + return false; +} + +static int wmax_thermal_information(u8 operation, u8 arg, u32 *out_data) +{ + acpi_status status; + struct wmax_u32_args in_args = { + .operation = operation, + .arg1 = arg, + .arg2 = 0, + .arg3 = 0, + }; + + status = alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_THERMAL_INFORMATION, + out_data); + + if (ACPI_FAILURE(status)) + return -EIO; + + if (*out_data == WMAX_FAILURE_CODE) + return -EBADRQC; + + return 0; +} + +static int wmax_thermal_control(u8 profile) +{ + acpi_status status; + struct wmax_u32_args in_args = { + .operation = WMAX_OPERATION_ACTIVATE_PROFILE, + .arg1 = profile, + .arg2 = 0, + .arg3 = 0, + }; + u32 out_data; + + status = alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_THERMAL_CONTROL, + &out_data); + + if (ACPI_FAILURE(status)) + return -EIO; + + if (out_data == WMAX_FAILURE_CODE) + return -EBADRQC; + + return 0; +} + +static int wmax_game_shift_status(u8 operation, u32 *out_data) +{ + acpi_status status; + struct wmax_u32_args in_args = { + .operation = operation, + .arg1 = 0, + .arg2 = 0, + .arg3 = 0, + }; + + status = alienware_wmax_command(&in_args, sizeof(in_args), + WMAX_METHOD_GAME_SHIFT_STATUS, + out_data); + + if (ACPI_FAILURE(status)) + return -EIO; + + if (*out_data == WMAX_FAILURE_CODE) + return -EOPNOTSUPP; + + return 0; +} + +static int thermal_profile_get(struct platform_profile_handler *pprof, + enum platform_profile_option *profile) +{ + u32 out_data; + int ret; + + ret = wmax_thermal_information(WMAX_OPERATION_CURRENT_PROFILE, + 0, &out_data); + + if (ret < 0) + return ret; + + if (out_data == WMAX_THERMAL_MODE_GMODE) { + *profile = PLATFORM_PROFILE_PERFORMANCE; + return 0; + } + + if (!is_wmax_thermal_code(out_data)) + return -ENODATA; + + out_data &= WMAX_THERMAL_MODE_MASK; + *profile = wmax_mode_to_platform_profile[out_data]; + + return 0; +} + +static int thermal_profile_set(struct platform_profile_handler *pprof, + enum platform_profile_option profile) +{ + if (quirks->gmode) { + u32 gmode_status; + int ret; + + ret = wmax_game_shift_status(WMAX_OPERATION_GET_GAME_SHIFT_STATUS, + &gmode_status); + + if (ret < 0) + return ret; + + if ((profile == PLATFORM_PROFILE_PERFORMANCE && !gmode_status) || + (profile != PLATFORM_PROFILE_PERFORMANCE && gmode_status)) { + ret = wmax_game_shift_status(WMAX_OPERATION_TOGGLE_GAME_SHIFT, + &gmode_status); + + if (ret < 0) + return ret; + } + } + + return wmax_thermal_control(supported_thermal_profiles[profile]); +} + +static int create_thermal_profile(void) +{ + u32 out_data; + u8 sys_desc[4]; + u32 first_mode; + enum wmax_thermal_mode mode; + enum platform_profile_option profile; + int ret; + + ret = wmax_thermal_information(WMAX_OPERATION_SYS_DESCRIPTION, + 0, (u32 *) &sys_desc); + if (ret < 0) + return ret; + + first_mode = sys_desc[0] + sys_desc[1]; + + for (u32 i = 0; i < sys_desc[3]; i++) { + ret = wmax_thermal_information(WMAX_OPERATION_LIST_IDS, + i + first_mode, &out_data); + + if (ret == -EIO) + return ret; + + if (ret == -EBADRQC) + break; + + if (!is_wmax_thermal_code(out_data)) + continue; + + mode = out_data & WMAX_THERMAL_MODE_MASK; + profile = wmax_mode_to_platform_profile[mode]; + supported_thermal_profiles[profile] = out_data; + + set_bit(profile, pp_handler.choices); + } + + if (bitmap_empty(pp_handler.choices, PLATFORM_PROFILE_LAST)) + return -ENODEV; + + if (quirks->gmode) { + supported_thermal_profiles[PLATFORM_PROFILE_PERFORMANCE] = + WMAX_THERMAL_MODE_GMODE; + + set_bit(PLATFORM_PROFILE_PERFORMANCE, pp_handler.choices); + } + + pp_handler.profile_get = thermal_profile_get; + pp_handler.profile_set = thermal_profile_set; + + return platform_profile_register(&pp_handler); +} + +static void remove_thermal_profile(void) +{ + if (quirks->thermal) + platform_profile_remove(); +} + static int __init alienware_wmi_init(void) { int ret; @@ -777,6 +1183,16 @@ static int __init alienware_wmi_init(void) if (quirks == NULL) quirks = &quirk_unknown; + if (force_platform_profile) + quirks->thermal = true; + + if (force_gmode) { + if (quirks->thermal) + quirks->gmode = true; + else + pr_warn("force_gmode requires platform profile support\n"); + } + ret = platform_driver_register(&platform_driver); if (ret) goto fail_platform_driver; @@ -807,6 +1223,12 @@ static int __init alienware_wmi_init(void) goto fail_prep_deepsleep; } + if (quirks->thermal) { + ret = create_thermal_profile(); + if (ret) + goto fail_prep_thermal_profile; + } + ret = alienware_zone_init(platform_device); if (ret) goto fail_prep_zones; @@ -815,6 +1237,8 @@ static int __init alienware_wmi_init(void) fail_prep_zones: alienware_zone_exit(platform_device); + remove_thermal_profile(); +fail_prep_thermal_profile: fail_prep_deepsleep: fail_prep_amplifier: fail_prep_hdmi: @@ -834,6 +1258,7 @@ static void __exit alienware_wmi_exit(void) if (platform_device) { alienware_zone_exit(platform_device); remove_hdmi(platform_device); + remove_thermal_profile(); platform_device_unregister(platform_device); platform_driver_unregister(&platform_driver); } |